<nova-expansion>
    <nova-expansion-panel>
        <ng-container panel-title01>
            <nova-expansion-panel-maintitle>
                <h4>个人数据</h4>
            </nova-expansion-panel-maintitle>
            <nova-expansion-panel-subheading>
                <h4>输入您的姓名和年龄</h4>
            </nova-expansion-panel-subheading>
            <nova-expansion-panel-icon>
                <img width="100%" src="https://img.51miz.com/Element/00/67/45/99/4f7fd1d3_E674599_09ee71de.png" alt="">
            </nova-expansion-panel-icon>
        </ng-container>
        <ng-container panel-content01>
            <div class="inp">
                <input type="text" placeholder="First name">
                <input type="text" placeholder="Age">
            </div>
            <div class="btn">
                <button>Next</button>
            </div>
        </ng-container>

        <ng-container panel-title02>
            <nova-expansion-panel-maintitle>
                <h4>目的地</h4>
            </nova-expansion-panel-maintitle>
            <nova-expansion-panel-subheading>
                <h4>输入国家/地区名称</h4>
            </nova-expansion-panel-subheading>
            <nova-expansion-panel-icon>
                <img width="100%"
                    src="https://tse4-mm.cn.bing.net/th/id/OIP-C.8Ulklf_I3_ala-NlIJxHvgAAAA?pid=ImgDet&rs=1" alt="">
            </nova-expansion-panel-icon>
        </ng-container>
        <ng-container panel-content02>
            <div class="inp">
                <input type="text" placeholder="Country">
            </div>
            <div class="btn">
                <button>Previous</button>
                <button>Next</button>
            </div>
        </ng-container>

        <ng-container panel-title03>
            <nova-expansion-panel-maintitle>
                <h4>旅行当天</h4>
            </nova-expansion-panel-maintitle>
            <nova-expansion-panel-subheading>
                <h4>告知您希望旅行的日期</h4>
            </nova-expansion-panel-subheading>
            <nova-expansion-panel-icon>
                <img width="100%" src="https://img.51miz.com/Element/00/77/63/65/545d7973_E776365_51a5a899.png" alt="">
            </nova-expansion-panel-icon>
        </ng-container>
        <ng-container panel-content03>
            <div class="inp">
                <input type="text" placeholder="Data">
            </div>
            <div class="btn">
                <button>Previous</button>
                <button>End</button>
            </div>
        </ng-container>
    </nova-expansion-panel>
</nova-expansion>